Revolving Credit Facility	6 Months Ended
Jun. 30, 2017
Debt Disclosure [Abstract]
Revolving Credit Facility	6. Revolving Credit Facility We entered into a Loan, Security and Guaranty Agreement (the “Citizens Loan Agreement”), dated as of February 24, 2017, with Citizens Bank, National Association as a lender, and as administrative agent, collateral agent, and issuing bank, which provides for an asset-based revolving credit facility (the “ABL Facility”) of up to $20 million and an equipment loan facility in the maximum principal amount of $2.0 million. The ABL Facility replaced our Revolving Credit Note and Loan Agreement with Regions Bank, which was paid off and terminated effective February 24, 2017. Each loan under the ABL Facility bears interest, at the borrowers’ option, at either the Base Rate, as defined in the agreement, plus a margin ranging from 1.0% to 1.5% (5.75% as of June 30, 2017), or the LIBOR lending rate for the interest period in effect, plus a margin ranging from 2.0% to 2.5% (3.54% as of June 30, 2017). The maturity date of the revolving credit facility is February 24, 2022. Loans under the equipment loan facility may be requested at any time until February 24, 2019. Each loan under the equipment loan facility bears interest, at the borrower’s option, at either the Base Rate, plus 2.00%, or the LIBOR lending rate for the interest period in effect, plus 3.00%. The maturity date of the equipment loan facility is February 24, 2022. The ABL Facility contains certain specific financial covenants regarding a minimum liquidity requirement and a minimum fixed charge coverage ratio. The minimum fixed charge coverage ratio covenant will not apply until May 15, 2018, when the trailing twelve-month period ending March 31, 2018 is reported. In addition, the ABL Facility contains negative covenants limiting, among other things, additional indebtedness, transactions with affiliates, additional liens, sales of assets, dividends, investments and advances, mergers and acquisitions, and other matters customarily restricted in such agreements. The amount of interest expense related to borrowings for the three months ended June 30, 2017 and 2016 was $87,435 and $55,002, respectively. The amount of interest expense related to borrowings for the six months ended June 30, 2017 and 2016 was $197,359 and $108,259, respectively. Debt issuance cost of $469,507 is being amortized to interest expense over the life of the new revolving credit facility beginning March 1, 2017. As of June 30, 2017, the unamortized portion of the debt issuance costs was $438,207. The amount of interest expense related to the amortization of the discount on the revolving credit facility for the six months ended June 30, 2017 was $31,300. The ABL Facility liability was $6,167,612, net of unamortized debt issuance cost of $438,207, with approximately $12,792,000 of additional availability as of June 30, 2017. There were no draws made on the equipment loan facility as of June 30, 2017.

6. Revolving Credit Facility

We entered into a Loan, Security and Guaranty Agreement (the “Citizens Loan Agreement”), dated as of February 24, 2017, with Citizens Bank, National Association as a lender, and as administrative agent, collateral agent, and issuing bank, which provides for an asset-based revolving credit facility (the “ABL Facility”) of up to $20 million and an equipment loan facility in the maximum principal amount of $2.0 million. The ABL Facility replaced our Revolving Credit Note and Loan Agreement with Regions Bank, which was paid off and terminated effective February 24, 2017.

Each loan under the ABL Facility bears interest, at the borrowers’ option, at either the Base Rate, as defined in the agreement, plus a margin ranging from 1.0% to 1.5% (5.75% as of June 30, 2017), or the LIBOR lending rate for the interest period in effect, plus a margin ranging from 2.0% to 2.5% (3.54% as of June 30, 2017). The maturity date of the revolving credit facility is February 24, 2022.

Loans under the equipment loan facility may be requested at any time until February 24, 2019. Each loan under the equipment loan facility bears interest, at the borrower’s option, at either the Base Rate, plus 2.00%, or the LIBOR lending rate for the interest period in effect, plus 3.00%. The maturity date of the equipment loan facility is February 24, 2022.

The ABL Facility contains certain specific financial covenants regarding a minimum liquidity requirement and a minimum fixed charge coverage ratio. The minimum fixed charge coverage ratio covenant will not apply until May 15, 2018, when the trailing twelve-month period ending March 31, 2018 is reported. In addition, the ABL Facility contains negative covenants limiting, among other things, additional indebtedness, transactions with affiliates, additional liens, sales of assets, dividends, investments and advances, mergers and acquisitions, and other matters customarily restricted in such agreements.

The amount of interest expense related to borrowings for the three months ended June 30, 2017 and 2016 was $87,435 and $55,002, respectively. The amount of interest expense related to borrowings for the six months ended June 30, 2017 and 2016 was $197,359 and $108,259, respectively. Debt issuance cost of $469,507 is being amortized to interest expense over the life of the new revolving credit facility beginning March 1, 2017. As of June 30, 2017, the unamortized portion of the debt issuance costs was $438,207. The amount of interest expense related to the amortization of the discount on the revolving credit facility for the six months ended June 30, 2017 was $31,300. The ABL Facility liability was $6,167,612, net of unamortized debt issuance cost of $438,207, with approximately $12,792,000 of additional availability as of June 30, 2017. There were no draws made on the equipment loan facility as of June 30, 2017.